Canon EF 17-40mm f/4L USM on Canon EOS 5DS R vs Nikon AF-S NIKKOR 18-35mm f/3.5-4.5G ED on Nikon D800E

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=24mm & f/4 [?]
26

Lens Metric Scores

Sharpness [?]
18 P-Mpix
Transmission [?]
4.4 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.6 EV
Chr. aberration [?]
11 µm

DXOMARK Score

Best at f=18mm & f/3.5 [?]
29

Lens Metric Scores

Sharpness [?]
24 P-Mpix
Transmission [?]
4.2 TStop
Distortion [?]
0.6 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
7 µm